Orbital elements of SL-8 DEB
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21959 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2025 Aug 31 17:56 | 2025 Aug 26 03:33:23 | 73.9683 | 0.01285 | 12.2190 | 148.7531 | 239.2587 | 12.18921 | – |
| 2025 Aug 30 17:56 | 2025 Aug 26 03:33:23 | 73.9683 | 0.01285 | 12.2190 | 148.7531 | 239.2587 | 12.18921 | – |
| 2025 Aug 29 17:56 | 2025 Aug 26 03:33:23 | 73.9683 | 0.01285 | 12.2190 | 148.7531 | 239.2587 | 12.18921 | – |
| 2025 Aug 28 17:57 | 2025 Aug 26 03:33:23 | 73.9683 | 0.01285 | 12.2190 | 148.7531 | 239.2587 | 12.18921 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 07:30:34 | 73.9678 | 0.01286 | 12.5407 | 154.2025 | 239.2587 | 12.18921 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 07:30:34 | 73.9678 | 0.01286 | 12.5407 | 154.2025 | 239.2587 | 12.18921 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 07:30:34 | 73.9678 | 0.01286 | 12.5407 | 154.2025 | 239.2587 | 12.18921 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 07:30:34 | 73.9678 | 0.01286 | 12.5407 | 154.2025 | 239.2587 | 12.18921 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 07:30:34 | 73.9678 | 0.01286 | 12.5407 | 154.2025 | 239.2587 | 12.18921 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:47:08 | 73.9680 | 0.01285 | 12.9067 | 160.4821 | 239.2587 | 12.18921 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 22:47:08 | 73.9680 | 0.01285 | 12.9067 | 160.4821 | 239.2587 | 12.18921 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 22:47:08 | 73.9680 | 0.01285 | 12.9067 | 160.4821 | 239.2587 | 12.18921 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 22:47:08 | 73.9680 | 0.01285 | 12.9067 | 160.4821 | 239.2587 | 12.18921 | – |
| 2025 Aug 16 17:56 | 2025 Aug 10 23:12:35 | 73.9659 | 0.01285 | 13.4923 | 170.4108 | 239.2587 | 12.18921 | – |
| 2025 Aug 15 17:57 | 2025 Aug 10 23:12:35 | 73.9659 | 0.01285 | 13.4923 | 170.4108 | 239.2587 | 12.18921 | – |
| 2025 Aug 14 17:56 | 2025 Aug 10 23:12:35 | 73.9659 | 0.01285 | 13.4923 | 170.4108 | 239.2587 | 12.18921 | – |
| 2025 Aug 13 17:58 | 2025 Aug 10 23:12:35 | 73.9659 | 0.01285 | 13.4923 | 170.4108 | 239.2587 | 12.18921 | – |
| 2025 Aug 12 17:56 | 2025 Aug 10 23:12:35 | 73.9659 | 0.01285 | 13.4923 | 170.4108 | 239.2587 | 12.18921 | – |
| 2025 Aug 11 17:56 | 2025 Aug 05 17:57:29 | 73.9654 | 0.01286 | 13.9300 | 177.8380 | 239.2587 | 12.18921 | – |
| 2025 Aug 10 17:57 | 2025 Aug 05 17:57:29 | 73.9654 | 0.01286 | 13.9300 | 177.8380 | 239.2587 | 12.18921 | – |
| 2025 Aug 09 17:56 | 2025 Aug 05 17:57:29 | 73.9654 | 0.01286 | 13.9300 | 177.8380 | 239.2587 | 12.18921 | – |
| 2025 Aug 08 17:56 | 2025 Aug 05 17:57:29 | 73.9654 | 0.01286 | 13.9300 | 177.8380 | 239.2587 | 12.18921 | – |
| 2025 Aug 07 17:56 | 2025 Aug 05 17:57:29 | 73.9654 | 0.01286 | 13.9300 | 177.8380 | 239.2587 | 12.18921 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 09:36:53 | 73.9649 | 0.01286 | 14.3786 | 185.4288 | 239.2587 | 12.18921 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 09:36:53 | 73.9649 | 0.01286 | 14.3786 | 185.4288 | 239.2587 | 12.18921 | – |